Variable-wise-MPCA

Kalman滤波小程序，可对kalman滤波进行简单的演示说明。(Kalman filtering of small procedures, can be simple kalman filtering demo description.)

用matlab实现的时域有限差分法程序，模拟了金属槽的电势分布。(Matlab implementation of the finite difference time domain method program to simulate the potential distribution of the metal tank.)

介绍平台惯性导航系统的画图程序，给出导航系统进行平台导航后的估计导航信息包括位置、速度、姿态信息并以图表的形式给出。(Introduce a kind of inertial navigation system:platform inertial navigation system.Its outputs includes positions, velocitys and attitudes of the carrier.)

利用matlab实现下面的问题：其中u(k)和z(k)分别为模型的输入和输出变量；v(k)为零均值、方差为1、服从正态分布的白噪声；为噪声的标准差；利用得到的u(k)和z(k)来辨识模型的阶次和参数。　　(Using matlab to achieve the following questions: where u (k) and z (k) respectively, the input and output variables of the model v (k) with zero mean and variance 1, follow a normal white noise noise standards Poor utilization u (k) and z (k) to identify the order and parameters of the model.)

It is matlab simulink file that contained a simple model of renewable energy system like wind solar battery. It is useful to see how the system model and how it is demenstrated as a system.

plotting Consecutive OFDM Subcarriers in Time domain..This program plots sensitivity of OFDM subcarriers with Carrier frequency offset(CFO)..

sar实时处理方位向数据降采样原理及实现，对编程的指导意义大(sar real-time processing orientation to the data down-sampling principle and guiding significance to the programming)

localized segmentation is implemented

因子图代码,用来设计迭代接收机利用BP和VMP算法(factor graph)

1. 基于simulink搭建一个QPSK发送链路，QPSK调制信号经过了瑞利衰落信道，观察信号经过衰落前后的星座图，观察信道特性。仿真参数：信源比特速率为500kbps，多径相对时延为[0 4e-06 8e-06 1.2e-05]秒，相对平均功率为[0 -3 -6 -9]dB，最大多普勒频移为200Hz。(1. Based on simulink structures, QPSK sent a link, the Rayleigh fading channel after the QPSK modulation signal, were observed before and after signal after the decline of constellation diagram, observation channel characteristic. Simulation parameters: the source is 500 KBPS bit rate, relative multipath time delay of [0 8 e 4 e- 06-06 e-05] 1.2 seconds, the relative average power is [0-3-6-9] dB, most of the doppler frequency shift is 200 hz.)